Obsidian is a powerful, local-first Markdown note-taking app with bidirectional linking, graph view, and plugin ecosystem for building a personal knowledge base.

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🚀 Overview

Obsidian stores notes as plain Markdown files in your own folders. It solves scattered notes and rigid tools with hyperlinked thinking and offline-first privacy. Built for writers, researchers, students, and knowledge workers. Launched 2020; focuses on extensibility and ownership.

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✨ Key Features

• Bidirectional links & backlinks
• Graph view of note connections
• Canvas for visual brainstorming
• 1000+ community plugins & themes
• Sync (paid) or free via Dropbox/iCloud/Git

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🛠 Tech Stack

Electron desktop app; Markdown files; JavaScript/TypeScript plugins; local filesystem.

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👥 Who Is This For?

This project is useful for:

• Researchers & students organizing ideas
• Writers building second brains
• Developers documenting projects
• Anyone wanting private, portable notes

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📸 Screenshots / Demo

• Website: https://obsidian.md
• Download: https://obsidian.md/download

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🔥 Project Status

• 🟢 Actively building
  Last updated: 2026-02-01

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❓ FAQ

Is this project free?

Yes — core app fully free; Sync $5/mo; Publish $20/mo.

Is the source code available?

No — proprietary app; plugins/themes open-source.

Can I contribute?

Yes — to plugins/themes via GitHub; no core PRs.

What's coming next?

Mobile improvements, AI plugins, better canvas/sync.

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📬 Contact & Links

• Website: https://obsidian.md
• Docs: https://help.obsidian.md
• Forum: https://forum.obsidian.md
• GitHub (plugins): https://github.com/obsidianmd
• X: https://x.com/obsdmd

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